Invention Grant
US08457170B2 Vertical cavity surface emitting laser with active carrier confinement 有权
具有主动载体限制的垂直腔面发射激光器

Vertical cavity surface emitting laser with active carrier confinement
Abstract:
It is an object of the present invention to improve the confinement of the carriers within a VCSEL. As a general concept of the invention, it is proposed to integrate a phototransistor layer structure into the layer stack of the VCSEL.
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